This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A090567 #7 Dec 08 2015 15:56:44 %S A090567 16,64,49,961,61504,5041,16,64,49,961,61504,5041,16,64,49,961,61504, %T A090567 5041,16,64,49,961,61504,5041,16,64,49,961,61504,5041,16,64,49,961, %U A090567 61504,5041,16,64,49,961,61504,5041,16,64,49,961,61504,5041,16,64,49 %N A090567 Squares arising in A082209. %F A090567 a(n) = A082210(n+1)^2. - _David Wasserman_, Jan 05 2006 %o A090567 (PARI) A090567(n)=[5041,16,64,49,961,61504][n%6+1] \\ _M. F. Hasler_, Nov 24 2015 %K A090567 base,nonn %O A090567 1,1 %A A090567 _Amarnath Murthy_, Dec 11 2003 %E A090567 Corrected and extended by _David Wasserman_, Jan 05 2006